diff --git a/htdocs/propal.class.php b/htdocs/propal.class.php
index e9f218945d9..9b54929e288 100644
--- a/htdocs/propal.class.php
+++ b/htdocs/propal.class.php
@@ -383,7 +383,7 @@ class Propal
         $sql.= "'".addslashes($this->note)."',";
         $sql.= "'".addslashes($this->note_public)."',";
         $sql.= "'$this->modelpdf',".$this->db->idate($this->fin_validite).",";
-        $sql.= "'$this->cond_reglement_id','$this->mode_reglement_id')";
+        $sql.= " $this->cond_reglement_id, $this->mode_reglement_id)";
 
         $resql=$this->db->query($sql);
         if ($resql)